The U.S. Coast Guard on Monday allowed some barge traffic to enter Port Arthur, Texas, home of the country’s largest oil refinery, and is considering allowing ships to enter on Tuesday, a spokesman said. Ships are not yet allowed to enter the port along the Neches River because of extreme river currents from Hurricane Harvey, said Scott Whalen, director of the USCG’s Vessel Tracking Service at Port Arthur. The largest crude oil processor in the United States, Motiva Enterprises’ Port Arthur Refinery, sits along the port. The 603,000 barrel per day refinery is one of the largest producers of gasoline in the United States. Port Arthur, the Port of Beaumont and Port of Orange are deep water ports on the Sabine-Neches waterway near the Texas-Louisiana border and are the only three of 28 ports on the Texas coast still closed to ship traffic due to Harvey. […]